sijie commented on a change in pull request #9083:
URL: https://github.com/apache/pulsar/pull/9083#discussion_r550131324
##########
File path:
managed-ledger/src/test/java/org/apache/bookkeeper/mledger/impl/ManagedCursorTest.java
##########
@@ -2140,6 +2141,28 @@ void testIndividuallyDeletedMessages3(boolean
useOpenRangeSet) throws Exception
assertTrue(c1.isIndividuallyDeletedEntriesEmpty());
}
+ @Test(timeOut = 20000)
+ void testFindNewestMatchingAfterLedgerRollover() throws Exception {
+ ManagedLedgerImpl ledger = (ManagedLedgerImpl)
factory.open("my_test_ledger");
+ ManagedCursorImpl c1 = (ManagedCursorImpl) ledger.openCursor("c1");
+ ledger.addEntry("expired".getBytes(Encoding));
+ ledger.addEntry("expired".getBytes(Encoding));
+ ledger.addEntry("expired".getBytes(Encoding));
+ ledger.addEntry("expired".getBytes(Encoding));
+ Position last = ledger.addEntry("expired".getBytes(Encoding));
+
+ // roll a new ledger
+ int numLedgersBefore = ledger.getLedgersInfo().size();
+ ledger.getConfig().setMaxEntriesPerLedger(1);
+ ledger.rollCurrentLedgerIfFull();
+ Awaitility.await().atMost(20, TimeUnit.SECONDS)
+ .until(() -> ledger.getLedgersInfo().size() >
numLedgersBefore);
+
+ assertEquals(last,
+ c1.findNewestMatching(entry ->
Arrays.equals(entry.getDataAndRelease(), "expired".getBytes(Encoding))));
Review comment:
But you can't tell if "expired" message is the last message. Because all
the messages have the same content.
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